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What to return if Spring MVC controller method doesn't return value?
...etting @ResponseStatus(HttpStatus.NO_CONTENT) solved XML Parsing Error: no root element found for me in the browser
– aliopi
Aug 31 '17 at 11:39
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Run PostgreSQL queries from the command line
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psql -U username -d mydatabase -c 'SELECT * FROM mytable'
If you're new to postgresql and unfamiliar with using the command line tool psql then there is some confusing behaviour you should be aware of when you've entered an interactive session.
For example, ...
jQuery: select an element's class and id at the same time?
I've got some links that I want to select class and id at the same time.
6 Answers
6
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Remove the cell highlight color of UITableView
I want to remove the default blue color of uitableview cell selection. I don't want any selection color there. I have not created a custom cell class. I'm customizing the cell by adding labels and buttons over it.
I tried doing:
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Sorting dropdown alphabetically in AngularJS
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Angular has an orderBy filter that can be used like this:
<select ng-model="selected" ng-options="f.name for f in friends | orderBy:'name'"></select>
See this fiddle for an example.
It's worth noting that if track by is being used it needs to appear after the orderBy filt...
How to select lines between two marker patterns which may occur multiple times with awk/sed
Using awk or sed how can I select lines which are occurring between two different marker patterns? There may be multiple sections marked with these patterns.
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querySelector search immediate children
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Though it's not a full answer, you should keep an eye on the W3C Selector API v.2 which is already available in most browser, both desktop and mobile, except IE (Edge seems to support): see full support list.
function(elem) {
return elem.querySelectorAll(':scope > someselector');
};
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Datatype for storing ip address in SQL Server
...VARCHAR(15)) RETURNS BINARY(4)
AS
BEGIN
DECLARE @bin AS BINARY(4)
SELECT @bin = CAST( CAST( PARSENAME( @ip, 4 ) AS INTEGER) AS BINARY(1))
+ CAST( CAST( PARSENAME( @ip, 3 ) AS INTEGER) AS BINARY(1))
+ CAST( CAST( PARSENAME( @ip, 2 ) AS INTEGER) AS BINARY(1))
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Dealing with “java.lang.OutOfMemoryError: PermGen space” error
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@TimHowland, it can be a permanent fix if the root cause is not classloader leakage, just too many classes/static data in your web app.
– Péter Török
Dec 14 '11 at 8:50
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fatal: The current branch master has no upstream branch
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awesome, this is what we need for fixing root cause issue, not just fix it on the surface
– workplaylifecycle
Jul 19 '19 at 12:15
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